Stories: 1) 3-D Printer Brings Dexterity To Children With No Fingers 2) Hot Dogs, Bacon And Red Meat Tied To Increased Diabetes Risk 3) Study: Teacher Prep Programs Get Failing Marks 4) Why Buy A House When You Can Buy A Mountain? 5) Patients Lead The Way As Medicine Grapples With Apps 6) Spy Reporter Works Her 'Sources' To Write A Thriller